QSK23 Lower Gasket Set – Product Description
Product Overview
The QSK23 Lower Gasket Set (Part No.: 4089361) is a premium-quality sealing solution engineered specifically for Cum mins QSK23 series diesel engines. Manufactured to OEM specifications, this lower overhaul gasket kit provides all the essential seals and gaskets required for the bottom-end of your engine, ensuring reliable performance and leak-free operation in heavy-duty applications.
Key Features & Benefits
✅ OEM-Quality Construction – Precision-manufactured to match Cum mins original equipment specifications for a perfect fit and reliable seal.
✅ Premium Non-Asbestos Materials – Constructed from high-grade non-asbestos composite materials that resist high temperatures, oil, and coolant, ensuring long service life even under extreme operating conditions.
✅ Complete Lower-End Sealing Solution – Contains every gasket and seal needed for engine bottom-end overhaul, saving you time and ensuring component compatibility.
✅ Wide Application Compatibility – Suitable for Cum mins QSK23 engines used in construction machinery, mining equipment, power generators, marine propulsion, and industrial applications.
✅ Cost-Effective Overhaul Solution – Restores engine sealing integrity at a fraction of the cost of genuine OEM parts without compromising on quality or performance.
Engine Compatibility
| Specification |
Details |
| Engine Model |
Cum mins QSK23 Series |
| Configuration |
Inline 6-Cylinder, 4-Stroke Diesel |
| Displacement |
23.0 – 23.2 Liters (1,404 cu in) |
| Bore × Stroke |
170 mm × 170 mm |
| Power Output |
760 – 950 HP (567 – 708 kW) |
| Peak Torque |
2,401 – 2,893 lb-ft (3,255 – 3,922 N·m) |
| Fuel System |
Cum mins HPI Direct Injection |
| Compression Ratio |
16:1 |
Kit Contents (4089361)
The QSK23 Lower Gasket Set includes all necessary components for bottom-end engine sealing:
| Component |
Description |
| Oil Pan Gasket |
Seals the oil pan to the engine block, preventing oil leaks |
| Front Crankshaft Oil Seal |
Seals the front end of the crankshaft against the timing cover |
| Rear Crankshaft Oil Seal |
Seals the rear end of the crankshaft at the flywheel housing |
| Timing Gear Cover Gasket |
Seals the timing gear housing to the cylinder block |
| Oil Pump Gasket / Seal |
Seals the oil pump assembly to the engine block |
| Oil Cooler Gasket |
Seals the oil cooler housing |
| Water Pump Gasket |
Seals the water pump to the engine block |
| Camshaft Plug Seals |
Seals camshaft end plugs and galleries |
| Various Seals & O-Rings |
Additional seals for oil galleries, plugs, and accessory drives |
Note: For a complete engine overhaul, pair this Lower Gasket Set with the Upper Gasket Set (Part No.: 4089360) which includes the cylinder head gasket, valve cover gaskets, intake/exhaust manifold gaskets, and other top-end components.
Applications
- Construction Equipment – Excavators, wheel loaders, bulldozers
- Mining Machinery – Haul trucks, drilling rigs, loaders
- Power Generation – Standby and prime power generator sets
- Marine Propulsion – Commercial and auxiliary marine engines
- Industrial Equipment – Pump drives, compressors, rail applications
Quality Assurance